Question 1

The range of frequencies used for communication is known as _____.
A) communication orbit
B) mobile service array
C) wireless spectrum
D) communication backbone
E) communication bandwidth

Accepted Answer

The range of frequencies used for communication is commonly referred to as the wireless spectrum. This includes all frequencies used for wireless communication, such as radio and microwave frequencies. The other answer choices do not accurately describe the range of frequencies used for communication.

Question 2

The ____ wireless technology is limited by its inability to support voice and data communication at the same time.
A) GSM
B) GPRS
C) 3G
D) 4G
E) CDMA

Accepted Answer

The answer of The ____ wireless technology is limited by...

Question 3

4G technologies fall into two standards camps, namely _____ and _____.
A) Wi-fi; GPRS
B) LTE; WiMax
C) CDMA; GSM
D) WEP; WAP
E) PDC; TDMA

Accepted Answer

The two standards camps for 4G technologies are LTE (Long Term Evolution) and WiMax (Worldwide Interoperability for Microwave Access). Option A is incorrect because Wi-Fi is not a 4G technology and GPRS (General Packet Radio Service) is a 2G technology. Option C is incorrect because CDMA (Code Division Multiple Access) and GSM (Global System for Mobile Communications) are both 2G and 3G technologies, not exclusive to 4G. Option D is incorrect because WEP (Wired equivalent privacy) and WAP (Wireless application protocol) are security protocols and do not represent 4G technologies. Option E is incorrect because PDC (Personal Digital Cellphone) and TDMA (Time Division Multiple Access) are both 2G technologies.

Question 4

Which of the following statements is true about Google's efforts aimed at bringing high-speed fiber to several U.S. communities, including Kansas City, Kansas, and Kansas City, Missouri?
A) It is aimed at becoming a nationwide ISP itself.
B) It will be "closed," preventing other service providers from using Google's infrastructure to resell services to consumers.
C) It is an effort to investigate ways to build and operate exclusive networks.
D) It is an effort to bring speeds of 5 Gbps to customers.
E) Google deems its effort an experiment.

Accepted Answer

Google deems its effort an experiment.

Question 5

One of the disadvantages of cable technology is that:
A) it is more expensive than other signal-carrying systems.
B) it is liable to periodic replacement owing to physical wear and tear.
C) customers have to share bandwidth with neighbors.
D) it is incompatible with most modern communication systems.
E) the speed of the connection depends on the distance between the end customer from the central hub.

Accepted Answer

Cable technology operates on a shared network, meaning that the total bandwidth available to all users in a specific area is divided among them. This can result in slower internet speeds during peak usage periods.

Question 6

The basic unit of expression for bandwidth is _____.

Accepted Answer

The answer of The basic unit of expression for bandwidth...

Question 7

Briefly describe a few of the measures being taken to speed up the Internet's last mile.

Accepted Answer

The answer of Briefly describe a few of the measures...

Question 8

A potential roadblock to transition of DSL to FTTH is the:
A) high costs of building entirely new networks.
B) exorbitant prices charged by service providers.
C) impracticality of switching to a technology that is not proven yet.
D) location driven quality of service offered by fiber optic technology.
E) high possibility of external interference and hence, fears of information security.

Accepted Answer

Building an entirely new network for FTTH is a massive undertaking and can come with significant costs for service providers. As a result, this can be seen as a potential roadblock to transitioning from DSL to FTTH.

Question 9

The two parties to the debate surrounding the principle of net neutrality are:
A) mobile service providers and governments.
B) Internet service firms and the FCC.
C) cable broadband firms and FTTH firms.
D) wireless service providers and cable service providers.
E) governments and the movie industry.

Accepted Answer

The two parties to the debate surrounding the principle of net neutrality are Internet service firms (such as Google and Netflix) and the Federal Communications Commission (FCC). These two groups have differing opinions on whether or not to enforce net neutrality policies, which would prevent Internet service providers (ISPs) from charging extra fees for certain websites or creating "fast lanes" for certain content. The ISPs argue that they should be able to charge for faster access, while the FCC and advocates for net neutrality believe that all content should be treated equally.

Question 10

_____ technology is a broadband technology that uses wires of a local telephone network.
A) Fiber to the Home (FTTH)
B) Digital Subscriber Line (DSL)
C) Coaxial cable
D) Telecom-broadband hybrid
E) Broadband over power line (BPL)

Accepted Answer

Digital Subscriber Line (DSL) technology uses existing copper wires of a local telephone network to provide broadband internet connection to households and businesses. It is a popular choice for areas where fiber optic cables are not available or too expensive to install.

Question 11

Explain the evolution of satellite wireless telecommunication technology.

Accepted Answer

The answer of Explain the evolution of satellite wireless telecommunication...

Question 12

Most residential providers of cable technology use a system that requires customers to share bandwidth with neighbors.

Accepted Answer

Most residential providers of cable technology use a system called "shared loop," which means that customers in the same area share the same cable line and therefore share the same bandwidth.

Question 13

Which of the following statements is true of the term "FTTH"?
A) It refers to high-speed data lines provided by many firms all across the world that interconnect and collectively form the core of the Internet.
B) It refers to broadband service provided via light-transmitting fiber-optic cables.
C) It refers to the language used to compose Web pages.
D) It refers to a situation when separate ISPs link their networks to swap traffic on the Internet.
E) It refers to a system that connects end users to the Internet.

Accepted Answer

"FTTH" stands for "Fiber to the Home," which refers to broadband service provided via light-transmitting fiber-optic cables. This allows for faster and more reliable internet connectivity for end users.

Question 14

DSL technology is expensive for service providers in the United States because of the sparsely populated cities.

Accepted Answer

DSL technology requires the installation of physical infrastructure such as telephone lines, which can be expensive for service providers to install and maintain in sparsely populated areas where there are fewer customers to support the cost. This can make the cost of providing DSL services in these areas higher for service providers, which can be passed on to the consumer.

Question 15

Mobile providers can be susceptible to poor coverage indoors as a result of:
A) spectrum used by most mobile phone firms that does not travel well through solid objects.
B) a high degree of latency.
C) network congestion that clogs up the network traffic.
D) a lack of sufficient number of towers owing to the not-in-my-backyard problem.
E) an increase in bandwidth demand placed on their networks.

Accepted Answer

The spectrum that mobile providers use can struggle to penetrate solid objects such as walls, decreasing coverage indoors.

Question 16

Which of the following refers to wireless systems provided by earth-bound stations like cell phone towers?
A) Geostationary wireless
B) Ground wireless
C) Terrestrial wireless
D) Geosynchronous wireless
E) High fidelity wireless

Accepted Answer

Terrestrial wireless refers to wireless systems that use radio frequencies transmitted by earth-bound stations like cell phone towers, as opposed to satellite-based wireless systems like geostationary or geosynchronous wireless.

Question 17

_____ is the insulated copper cable commonly used by cable television providers with shielding to reduce electrical interference.
A) Optical fiber cable
B) Coaxial cable
C) Ribbon cable
D) Bowden cable
E) Straight cable

Accepted Answer

Coaxial cable is the insulated copper cable commonly used by cable television providers with shielding to reduce electrical interference. Optical fiber cable transmits data using light instead of electricity, ribbon cable is a flat cable with multi-conductors side-by-side, Bowden cable is a flexible cable used to transmit mechanical force or energy, and straight cable is a cable without any special configuration.

Question 18

To overcome reception and availability problems, mobile telecom services firms have begun _____ that provide a "five bar" coverage in a roughly 5,000-square-foot footprint.
A) providing incentives to communities that allow the construction of towers
B) building smaller towers that people don't mind seeing in the neighborhood
C) offering femtocells
D) providing wi-fi base stations at very low costs
E) providing unique IP addresses

Accepted Answer

Femtocells are small, low-power cellular base stations that are used to provide in-home mobile phone coverage. They connect to the internet via a broadband connection and offer a range of up to 5,000 square feet, providing a "five bar" coverage. This solution is becoming increasingly popular among mobile telecom services firms as it offers a cost-effective way to overcome reception and availability problems.

Question 19

It is feared that innovation might suffer as a result of the transition of Internet services from flat-rate pricing to metered usage.

Accepted Answer

With metered usage, users might become more cautious about their internet usage, leading to a decline in the use of data-intensive applications and technology, which may potentially hinder innovation. Additionally, startups and small businesses may face higher operating costs due to increased internet usage fees, making it more difficult for them to compete with larger companies.

Question 20

Which of the following is true of the term Internet backbone?
A) It refers to high-speed data lines provided by many firms all across the world that interconnect and collectively form the core of the Internet.
B) It refers to broadband service provided via light-transmitting fiber-optic cables.
C) It refers to the language used to compose Web pages.
D) It refers to a situation when separate ISPs link their networks to swap traffic on the Internet.
E) It refers to a system that connects end users to the Internet.

Accepted Answer

The term Internet backbone refers to the high-speed data lines provided by many firms all across the world that interconnect and collectively form the core of the Internet. These high-speed connections enable data to flow quickly and efficiently between different networks and countries.

Quiz 13: A Managers Guide to the Internet and Telecommunications

The range of frequencies used for communication is known as _____.

The ____ wireless technology is limited by its inability to support voice and data communication at the same time.

4G technologies fall into two standards camps, namely _ and _.

Which of the following statements is true about Google's efforts aimed at bringing high-speed fiber to several U.S. communities, including Kansas City, Kansas, and Kansas City, Missouri?

One of the disadvantages of cable technology is that:

The basic unit of expression for bandwidth is _____.

Briefly describe a few of the measures being taken to speed up the Internet's last mile.

A potential roadblock to transition of DSL to FTTH is the:

The two parties to the debate surrounding the principle of net neutrality are:

_____ technology is a broadband technology that uses wires of a local telephone network.

Explain the evolution of satellite wireless telecommunication technology.

Most residential providers of cable technology use a system that requires customers to share bandwidth with neighbors.

Which of the following statements is true of the term "FTTH"?

DSL technology is expensive for service providers in the United States because of the sparsely populated cities.

Mobile providers can be susceptible to poor coverage indoors as a result of:

Which of the following refers to wireless systems provided by earth-bound stations like cell phone towers?

_____ is the insulated copper cable commonly used by cable television providers with shielding to reduce electrical interference.

To overcome reception and availability problems, mobile telecom services firms have begun _____ that provide a "five bar" coverage in a roughly 5,000-square-foot footprint.

It is feared that innovation might suffer as a result of the transition of Internet services from flat-rate pricing to metered usage.

Which of the following is true of the term Internet backbone?